From: Akinobu Mita <mita@miraclelinux.com>
To: linux-kernel@vger.kernel.org
Cc: akpm@osdl.org, Neil Brown <neilb@cse.unsw.edu.au>,
Prasanna S Panchamukhi <prasanna@in.ibm.com>,
"David S. Miller" <davem@davemloft.net>,
Akinobu Mita <mita@miraclelinux.com>
Subject: [patch 2/8] use hlist_move_head()
Date: Thu, 30 Mar 2006 16:16:07 +0800 [thread overview]
Message-ID: <20060330081729.880726000@localhost.localdomain> (raw)
In-Reply-To: 20060330081605.085383000@localhost.localdomain
[-- Attachment #1: use-hlist-move-head.patch --]
[-- Type: text/plain, Size: 6415 bytes --]
This patch converts the combination of hlist_del(A) and hlist_add_head(A, B)
to hlist_move_head(A, B).
CC: Neil Brown <neilb@cse.unsw.edu.au>
CC: Prasanna S Panchamukhi <prasanna@in.ibm.com>
CC: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
fs/nfsd/nfscache.c | 3 +--
kernel/kprobes.c | 10 +++++-----
net/core/dev.c | 3 +--
net/ipv4/fib_hash.c | 4 +---
net/ipv4/fib_semantics.c | 8 ++------
net/ipv4/ip_fragment.c | 4 +---
net/ipv6/netfilter/nf_conntrack_reasm.c | 3 +--
net/ipv6/reassembly.c | 4 +---
net/sunrpc/auth.c | 9 +++------
9 files changed, 16 insertions(+), 32 deletions(-)
Index: 2.6-git/fs/nfsd/nfscache.c
===================================================================
--- 2.6-git.orig/fs/nfsd/nfscache.c
+++ 2.6-git/fs/nfsd/nfscache.c
@@ -113,8 +113,7 @@ lru_put_end(struct svc_cacherep *rp)
static void
hash_refile(struct svc_cacherep *rp)
{
- hlist_del_init(&rp->c_hash);
- hlist_add_head(&rp->c_hash, hash_list + REQHASH(rp->c_xid));
+ hlist_move_head(&rp->c_hash, hash_list + REQHASH(rp->c_xid));
}
/*
Index: 2.6-git/kernel/kprobes.c
===================================================================
--- 2.6-git.orig/kernel/kprobes.c
+++ 2.6-git/kernel/kprobes.c
@@ -307,11 +307,11 @@ void __kprobes recycle_rp_inst(struct kr
/* remove rp inst off the rprobe_inst_table */
hlist_del(&ri->hlist);
if (ri->rp) {
- /* remove rp inst off the used list */
- hlist_del(&ri->uflist);
- /* put rp inst back onto the free list */
- INIT_HLIST_NODE(&ri->uflist);
- hlist_add_head(&ri->uflist, &ri->rp->free_instances);
+ /*
+ * remove rp inst off the used list
+ * and put rp inst back onto the free list
+ */
+ hlist_move_head(&ri->uflist, &ri->rp->free_instances);
} else
/* Unregistering */
kfree(ri);
Index: 2.6-git/net/core/dev.c
===================================================================
--- 2.6-git.orig/net/core/dev.c
+++ 2.6-git/net/core/dev.c
@@ -734,8 +734,7 @@ int dev_change_name(struct net_device *d
err = class_device_rename(&dev->class_dev, dev->name);
if (!err) {
- hlist_del(&dev->name_hlist);
- hlist_add_head(&dev->name_hlist, dev_name_hash(dev->name));
+ hlist_move_head(&dev->name_hlist, dev_name_hash(dev->name));
blocking_notifier_call_chain(&netdev_chain,
NETDEV_CHANGENAME, dev);
}
Index: 2.6-git/net/ipv4/fib_hash.c
===================================================================
--- 2.6-git.orig/net/ipv4/fib_hash.c
+++ 2.6-git/net/ipv4/fib_hash.c
@@ -124,10 +124,8 @@ static inline void fn_rebuild_zone(struc
hlist_for_each_entry_safe(f, node, n, &old_ht[i], fn_hash) {
struct hlist_head *new_head;
- hlist_del(&f->fn_hash);
-
new_head = &fz->fz_hash[fn_hash(f->fn_key, fz)];
- hlist_add_head(&f->fn_hash, new_head);
+ hlist_move_head(&f->fn_hash, new_head);
}
}
}
Index: 2.6-git/net/ipv4/fib_semantics.c
===================================================================
--- 2.6-git.orig/net/ipv4/fib_semantics.c
+++ 2.6-git/net/ipv4/fib_semantics.c
@@ -613,11 +613,9 @@ static void fib_hash_move(struct hlist_h
struct hlist_head *dest;
unsigned int new_hash;
- hlist_del(&fi->fib_hash);
-
new_hash = fib_info_hashfn(fi);
dest = &new_info_hash[new_hash];
- hlist_add_head(&fi->fib_hash, dest);
+ hlist_move_head(&fi->fib_hash, dest);
}
}
fib_info_hash = new_info_hash;
@@ -631,11 +629,9 @@ static void fib_hash_move(struct hlist_h
struct hlist_head *ldest;
unsigned int new_hash;
- hlist_del(&fi->fib_lhash);
-
new_hash = fib_laddr_hashfn(fi->fib_prefsrc);
ldest = &new_laddrhash[new_hash];
- hlist_add_head(&fi->fib_lhash, ldest);
+ hlist_move_head(&fi->fib_lhash, ldest);
}
}
fib_info_laddrhash = new_laddrhash;
Index: 2.6-git/net/ipv4/ip_fragment.c
===================================================================
--- 2.6-git.orig/net/ipv4/ip_fragment.c
+++ 2.6-git/net/ipv4/ip_fragment.c
@@ -149,10 +149,8 @@ static void ipfrag_secret_rebuild(unsign
q->daddr, q->protocol);
if (hval != i) {
- hlist_del(&q->list);
-
/* Relink to new hash chain. */
- hlist_add_head(&q->list, &ipq_hash[hval]);
+ hlist_move_head(&q->list, &ipq_hash[hval]);
}
}
}
Index: 2.6-git/net/ipv6/netfilter/nf_conntrack_reasm.c
===================================================================
--- 2.6-git.orig/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ 2.6-git/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -162,9 +162,8 @@ static void nf_ct_frag6_secret_rebuild(u
&q->saddr,
&q->daddr);
if (hval != i) {
- hlist_del(&q->list);
/* Relink to new hash chain. */
- hlist_add_head(&q->list,
+ hlist_move_head(&q->list,
&nf_ct_frag6_hash[hval]);
}
}
Index: 2.6-git/net/ipv6/reassembly.c
===================================================================
--- 2.6-git.orig/net/ipv6/reassembly.c
+++ 2.6-git/net/ipv6/reassembly.c
@@ -168,10 +168,8 @@ static void ip6_frag_secret_rebuild(unsi
&q->daddr);
if (hval != i) {
- hlist_del(&q->list);
-
/* Relink to new hash chain. */
- hlist_add_head(&q->list,
+ hlist_move_head(&q->list,
&ip6_frag_hash[hval]);
}
Index: 2.6-git/net/sunrpc/auth.c
===================================================================
--- 2.6-git.orig/net/sunrpc/auth.c
+++ 2.6-git/net/sunrpc/auth.c
@@ -149,8 +149,7 @@ rpcauth_free_credcache(struct rpc_auth *
for (i = 0; i < RPC_CREDCACHE_NR; i++) {
hlist_for_each_safe(pos, next, &cache->hashtable[i]) {
cred = hlist_entry(pos, struct rpc_cred, cr_hash);
- __hlist_del(&cred->cr_hash);
- hlist_add_head(&cred->cr_hash, &free);
+ hlist_move_head(&cred->cr_hash, &free);
}
}
spin_unlock(&rpc_credcache_lock);
@@ -164,10 +163,8 @@ rpcauth_prune_expired(struct rpc_auth *a
return;
if (time_after(jiffies, cred->cr_expire + auth->au_credcache->expire))
cred->cr_flags &= ~RPCAUTH_CRED_UPTODATE;
- if (!(cred->cr_flags & RPCAUTH_CRED_UPTODATE)) {
- __hlist_del(&cred->cr_hash);
- hlist_add_head(&cred->cr_hash, free);
- }
+ if (!(cred->cr_flags & RPCAUTH_CRED_UPTODATE))
+ hlist_move_head(&cred->cr_hash, free);
}
/*
--
next prev parent reply other threads:[~2006-03-30 8:19 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-30 8:16 [patch 0/8] list.h related cleanups Akinobu Mita
2006-03-30 8:16 ` [patch 1/8] introduce hlist_move_head() Akinobu Mita
2006-03-30 8:16 ` Akinobu Mita [this message]
2006-04-10 8:22 ` [patch 2/8] use hlist_move_head() Andrew Morton
2006-04-10 9:53 ` Neil Brown
2006-03-30 8:16 ` [patch 3/8] use list_add_tail() instead of list_add() Akinobu Mita
2006-03-30 8:26 ` Karsten Keil
2006-03-30 8:30 ` Jan Kara
2006-03-30 10:25 ` David Woodhouse
2006-03-31 3:54 ` Akinobu Mita
2006-03-30 8:16 ` [patch 4/8] arch: use list_move() Akinobu Mita
2006-03-30 8:16 ` [patch 5/8] core: " Akinobu Mita
2006-03-30 8:16 ` [patch 6/8] net/rxrpc: " Akinobu Mita
2006-03-30 10:17 ` David Howells
2006-03-30 8:16 ` [patch 7/8] drivers: " Akinobu Mita
2006-03-30 12:11 ` Matthew Wilcox
2006-03-30 8:16 ` [patch 8/8] fs: " Akinobu Mita
2006-03-30 8:22 ` [-mm patch] reiser4fs: " Akinobu Mita
2006-03-30 10:18 ` [patch 8/8] fs: " David Howells
2006-03-30 19:07 ` Joel Becker
2006-04-03 1:04 ` Ian Kent
2006-03-30 19:15 ` Mark Fasheh
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